/**********
This library is free software; you can redistribute it and/or modify it under
the terms of the GNU Lesser General Public License as published by the
Free Software Foundation; either version 3 of the License, or (at your
option) any later version. (See <http://www.gnu.org/copyleft/lesser.html>.)

This library is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for
more details.

You should have received a copy of the GNU Lesser General Public License
along with this library; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301  USA
**********/
// "liveMedia"
// Copyright (c) 1996-2018 Live Networks, Inc.  All rights reserved.
// A 'ServerMediaSubsession' object that creates new, unicast, "RTPSink"s
// on demand, from a H264 Elementary Stream video file.
// C++ header

#ifndef _H264_VIDEO_FILE_SERVER_MEDIA_SUBSESSION_HH
#define _H264_VIDEO_FILE_SERVER_MEDIA_SUBSESSION_HH

#ifndef _FILE_SERVER_MEDIA_SUBSESSION_HH

#include "FileServerMediaSubsession.hh"

#endif

class H264VideoFileServerMediaSubsession : public FileServerMediaSubsession {
public:
    static H264VideoFileServerMediaSubsession *
    createNew(UsageEnvironment &env, char const *fileName, Boolean reuseFirstSource);

    // Used to implement "getAuxSDPLine()":
    void checkForAuxSDPLine1();

    void afterPlayingDummy1();

protected:
    H264VideoFileServerMediaSubsession(UsageEnvironment &env,
                                       char const *fileName, Boolean reuseFirstSource);

    // called only by createNew();
    virtual ~H264VideoFileServerMediaSubsession();

    void setDoneFlag() { fDoneFlag = ~0; }

protected: // redefined virtual functions
    virtual char const *getAuxSDPLine(RTPSink *rtpSink,
                                      FramedSource *inputSource);

    virtual FramedSource *createNewStreamSource(unsigned clientSessionId,
                                                unsigned &estBitrate);

    virtual RTPSink *createNewRTPSink(Groupsock *rtpGroupsock,
                                      unsigned char rtpPayloadTypeIfDynamic,
                                      FramedSource *inputSource);

private:
    char *fAuxSDPLine;
    char fDoneFlag; // used when setting up "fAuxSDPLine"
    RTPSink *fDummyRTPSink; // ditto
};

#endif
